2
This file is part of drd, a data race detector.
4
Copyright (C) 2006-2007 Bart Van Assche
5
bart.vanassche@gmail.com
7
This program is free software; you can redistribute it and/or
8
modify it under the terms of the GNU General Public License as
9
published by the Free Software Foundation; either version 2 of the
10
License, or (at your option) any later version.
12
This program is distributed in the hope that it will be useful, but
13
WITHOUT ANY WARRANTY; without even the implied warranty of
14
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15
General Public License for more details.
17
You should have received a copy of the GNU General Public License
18
along with this program; if not, write to the Free Software
19
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
22
The GNU General Public License is contained in the file COPYING.
26
// A bitmap is a data structure that contains information about which
27
// addresses have been accessed for reading or writing within a given
31
#ifndef __DRD_BITMAP_H
32
#define __DRD_BITMAP_H
35
#include "pub_tool_basics.h" /* Addr, SizeT */
38
// Constant definitions.
44
#define HAS_RACE(a) ((((a) & RHS_W) && ((a) & (LHS_R | LHS_W))) \
45
|| (((a) & LHS_W) && ((a) & (RHS_R | RHS_W))))
48
// Forward declarations.
52
// Datatype definitions.
53
typedef enum { eLoad, eStore } BmAccessTypeT;
56
// Function declarations.
57
struct bitmap* bm_new(void);
58
void bm_delete(struct bitmap* const bm);
59
void bm_access_range(struct bitmap* const bm,
62
const BmAccessTypeT access_type);
63
void bm_access_4(struct bitmap* const bm,
65
const BmAccessTypeT access_type);
66
Bool bm_has(const struct bitmap* const bm,
69
const BmAccessTypeT access_type);
70
Bool bm_has_any(const struct bitmap* const bm,
73
const BmAccessTypeT access_type);
74
UWord bm_has_any_access(const struct bitmap* const bm,
77
UWord bm_has_1(const struct bitmap* const bm,
79
const BmAccessTypeT access_type);
80
void bm_clear_all(const struct bitmap* const bm);
81
void bm_clear(const struct bitmap* const bm,
84
Bool bm_has_conflict_with(const struct bitmap* const bm,
87
const BmAccessTypeT access_type);
88
void bm_swap(struct bitmap* const bm1, struct bitmap* const bm2);
89
void bm_merge2(struct bitmap* const lhs,
90
const struct bitmap* const rhs);
91
int bm_has_races(const struct bitmap* const bm1,
92
const struct bitmap* const bm2);
93
void bm_report_races(ThreadId const tid1, ThreadId const tid2,
94
const struct bitmap* const bm1,
95
const struct bitmap* const bm2);
96
void bm_print(const struct bitmap* bm);
97
ULong bm_get_bitmap_creation_count(void);
98
ULong bm_get_bitmap2_creation_count(void);
103
#endif /* __DRD_BITMAP_H */